High Elasticity: spandex chair sashes are made of stretchy and sturdy spandex fabric 190 GSM (90% Polyester 10% Spandex)Universal Size: 5.9 Width x 14.2 Length inch (unstretched). This Spandex sash fits 14-20 inches of the chair's back width. It can be fitted for most of the chairs like banquet chairs, stacking chairs, and dining room chairsEasy to Use: Each elastic band comes with a sliding round plastic buckle (2.5-inch diameter), fasten-free, just t it on the back of the chair, It can be used for Weddings, Engagement Events, parties, banquets, Birthday Graduation, and Other Celebration OccasionCare Instructions: Easy care and reusable, can be washed with mild detergent by machine, hand, or dry cleaning. No need for ironing. Low-temperature dryingPackage Included: 25 pcs Chair Sashes (Each package includes chair sashes only, without chair covers). Available in various colors, these chair sashes can help the chair cover fit the chair better while decorating your banquet